builtup4/manual/extensions.md

Application (essential):

• Call

Abstraction:

• Lambda
• Name

Common:

• Null (=exception/undefined)
• Quot
• Qopn-Qcls
• Skip

Special:

• Namespaces (E- inputs)
• String literals (=exceptions)
• Trace/probes
• Classes (named lambda constructs)
• Methods (statically typed, optionally explicitly)
• Factories (statically typed, optionally explicitly)
• Await/after constructs with callbacks (and mutability/io quasimonads)
• Speculative execution (anychronousity and multithreading)
• Index-based linking (more static)
• Hashes (v13 extension)
• Bitstring call protocol (v13 extension)
• Evaluable to parsed